From Ancestry.com Wiki

Stetson is a town in Penobscot county, Maine. It was formed in 1831. Stetson began keeping vital records in 1803 and town records in 1900. For more information, contact the county at 3 Lakins Rd./P.O. Box 85, Stetson 04488. On the attached map, Stetson is shown as 46 in Penobscot county.